1-Ethyl-1,3-diphenylurea CAS 64544-71-4

Purity 97%+In StockPharmaceutical Standards
CAS No.64544-71-4
Molecular FormulaC24H32N2O3
Molecular Weight396.52 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Ethyl-1,3-diphenylurea CAS 64544-71-4 chemical structure

Description

1-Ethyl-1,3-diphenylurea (CAS 64544-71-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H32N2O3. Molecular weight: 396.52 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC24H32N2O3
Molecular Weight396.52 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms2

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